moved @Publisher from aop into the annotation package with all other annotations

spring-integration-core/src/main/java/org/springframework/integration/annotation/Publisher.java

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.integration.aop;
+package org.springframework.integration.annotation;
 
 import java.lang.annotation.ElementType;
 import java.lang.annotation.Retention;

spring-integration-core/src/main/java/org/springframework/integration/aop/MethodAnnotationPublisherMetadataSource.java

@@ -28,6 +28,7 @@ import org.springframework.core.ParameterNameDiscoverer;
 import org.springframework.core.annotation.AnnotationUtils;
 import org.springframework.integration.annotation.Header;
 import org.springframework.integration.annotation.Payload;
+import org.springframework.integration.annotation.Publisher;
 import org.springframework.util.Assert;
 import org.springframework.util.StringUtils;
 

spring-integration-core/src/main/java/org/springframework/integration/aop/PublisherAnnotationAdvisor.java

@@ -36,6 +36,7 @@ import org.springframework.beans.factory.BeanFactory;
 import org.springframework.beans.factory.BeanFactoryAware;
 import org.springframework.core.annotation.AnnotationUtils;
 import org.springframework.integration.MessageChannel;
+import org.springframework.integration.annotation.Publisher;
 import org.springframework.integration.support.channel.BeanFactoryChannelResolver;
 import org.springframework.util.Assert;
 

spring-integration-core/src/main/java/org/springframework/integration/aop/PublisherAnnotationBeanPostProcessor.java

@@ -28,6 +28,7 @@ import org.springframework.beans.factory.InitializingBean;
 import org.springframework.beans.factory.config.BeanPostProcessor;
 import org.springframework.core.Ordered;
 import org.springframework.integration.MessageChannel;
+import org.springframework.integration.annotation.Publisher;
 import org.springframework.util.ClassUtils;
 
 /**

spring-integration-core/src/test/java/org/springframework/integration/aop/AnnotationConfigRegistrationTests.java

@@ -25,6 +25,7 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.integration.Message;
 import org.springframework.integration.annotation.Header;
 import org.springframework.integration.annotation.Payload;
+import org.springframework.integration.annotation.Publisher;
 import org.springframework.integration.channel.QueueChannel;
 import org.springframework.test.context.ContextConfiguration;
 import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;

spring-integration-core/src/test/java/org/springframework/integration/aop/MessagePublishingAnnotationUsageTests.java

@@ -26,6 +26,7 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.integration.Message;
 import org.springframework.integration.annotation.Header;
 import org.springframework.integration.annotation.Payload;
+import org.springframework.integration.annotation.Publisher;
 import org.springframework.integration.channel.QueueChannel;
 import org.springframework.test.context.ContextConfiguration;
 import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;

spring-integration-core/src/test/java/org/springframework/integration/aop/MethodAnnotationPublisherMetadataSourceTests.java

@@ -26,6 +26,7 @@ import org.junit.Test;
 
 import org.springframework.integration.annotation.Header;
 import org.springframework.integration.annotation.Payload;
+import org.springframework.integration.annotation.Publisher;
 
 /**
  * @author Mark Fisher

spring-integration-core/src/test/java/org/springframework/integration/aop/PublisherAnnotationAdvisorTests.java

@@ -30,6 +30,7 @@ import org.junit.Test;
 import org.springframework.aop.framework.ProxyFactory;
 import org.springframework.context.support.StaticApplicationContext;
 import org.springframework.integration.Message;
+import org.springframework.integration.annotation.Publisher;
 import org.springframework.integration.channel.QueueChannel;
 
 /**

spring-integration-core/src/test/java/org/springframework/integration/aop/PublisherExpressionTests.java

@@ -27,6 +27,7 @@ import org.springframework.context.support.StaticApplicationContext;
 import org.springframework.integration.Message;
 import org.springframework.integration.annotation.Header;
 import org.springframework.integration.annotation.Payload;
+import org.springframework.integration.annotation.Publisher;
 import org.springframework.integration.channel.QueueChannel;
 
 /**